4392420 has 48 divisors (see below), whose sum is σ = 12949440. Its totient is φ = 1109376.

The previous prime is 4392403. The next prime is 4392433. The reversal of 4392420 is 242934.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 787 + ... + 3066.

It is an arithmetic number, because the mean of its divisors is an integer number (269780).

Almost surely, 2^4392420 is an apocalyptic number.

It is an amenable number.

4392420 is an abundant number, since it is smaller than the sum of its proper divisors (8557020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4392420 is a wasteful number, since it uses less digits than its factorization.

4392420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3884 (or 3882 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 4392420 is about 2095.8101059018. The cubic root of 4392420 is about 163.7701022269.

The spelling of 4392420 in words is "four million, three hundred ninety-two thousand, four hundred twenty".